Storage tank for an agricultural implement



FIG. 1 is a perspective view of a storage tank for an agricultural implement showing our new design in use condition;

FIG. 2 is a perspective view thereof;

FIG. 3 is a left side view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a front view thereof;

FIG. 6 is a back view thereof;

FIG. 7 is a top view thereof; and,

FIG. 8 is a bottom view thereof.

Phantom lining, where utilized, is for illustrative purposes only and forms no part of the claimed design. 

CLAIM The ornamental design for a storage tank for an agricultural implement, substantially as shown and described. 